Files
rippled/src/test/overlay/cluster_test.cpp
2018-10-10 10:18:03 -04:00

280 lines
7.9 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of rippled: https://github.com/ripple/rippled
Copyright 2015 Ripple Labs Inc.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include <ripple/basics/BasicConfig.h>
#include <ripple/overlay/Cluster.h>
#include <ripple/overlay/ClusterNode.h>
#include <ripple/protocol/SecretKey.h>
#include <test/jtx/TestSuite.h>
#include <test/unit_test/SuiteJournal.h>
namespace ripple {
namespace tests {
class cluster_test : public ripple::TestSuite
{
test::SuiteJournal journal_;
public:
cluster_test ()
: journal_ ("cluster_test", *this)
{ }
std::unique_ptr<Cluster>
create (std::vector<PublicKey> const& nodes)
{
auto cluster = std::make_unique <Cluster> (journal_);
for (auto const& n : nodes)
cluster->update (n, "Test");
return cluster;
}
PublicKey
randomNode ()
{
return derivePublicKey (
KeyType::secp256k1,
randomSecretKey());
}
void
testMembership ()
{
// The servers on the network
std::vector<PublicKey> network;
while (network.size () != 128)
network.push_back (randomNode());
{
testcase ("Membership: Empty cluster");
auto c = create ({});
for (auto const& n : network)
BEAST_EXPECT(!c->member (n));
}
{
testcase ("Membership: Non-empty cluster and none present");
std::vector<PublicKey> cluster;
while (cluster.size () != 32)
cluster.push_back (randomNode());
auto c = create (cluster);
for (auto const& n : network)
BEAST_EXPECT(!c->member (n));
}
{
testcase ("Membership: Non-empty cluster and some present");
std::vector<PublicKey> cluster (
network.begin (), network.begin () + 16);
while (cluster.size () != 32)
cluster.push_back (randomNode());
auto c = create (cluster);
for (auto const& n : cluster)
BEAST_EXPECT(c->member (n));
for (auto const& n : network)
{
auto found = std::find (
cluster.begin (), cluster.end (), n);
BEAST_EXPECT(static_cast<bool>(c->member (n)) ==
(found != cluster.end ()));
}
}
{
testcase ("Membership: Non-empty cluster and all present");
std::vector<PublicKey> cluster (
network.begin (), network.begin () + 32);
auto c = create (cluster);
for (auto const& n : cluster)
BEAST_EXPECT(c->member (n));
for (auto const& n : network)
{
auto found = std::find (
cluster.begin (), cluster.end (), n);
BEAST_EXPECT(static_cast<bool>(c->member (n)) ==
(found != cluster.end ()));
}
}
}
void
testUpdating ()
{
testcase ("Updating");
auto c = create ({});
auto const node = randomNode ();
auto const name = toBase58(
TokenType::NodePublic,
node);
std::uint32_t load = 0;
NetClock::time_point tick = {};
// Initial update
BEAST_EXPECT(c->update (node, "", load, tick));
{
auto member = c->member (node);
BEAST_EXPECT(static_cast<bool>(member));
BEAST_EXPECT(member->empty ());
}
// Updating too quickly: should fail
BEAST_EXPECT(! c->update (node, name, load, tick));
{
auto member = c->member (node);
BEAST_EXPECT(static_cast<bool>(member));
BEAST_EXPECT(member->empty ());
}
using namespace std::chrono_literals;
// Updating the name (empty updates to non-empty)
tick += 1s;
BEAST_EXPECT(c->update (node, name, load, tick));
{
auto member = c->member (node);
BEAST_EXPECT(static_cast<bool>(member));
BEAST_EXPECT(member->compare(name) == 0);
}
// Updating the name (non-empty doesn't go to empty)
tick += 1s;
BEAST_EXPECT(c->update (node, "", load, tick));
{
auto member = c->member (node);
BEAST_EXPECT(static_cast<bool>(member));
BEAST_EXPECT(member->compare(name) == 0);
}
// Updating the name (non-empty updates to new non-empty)
tick += 1s;
BEAST_EXPECT(c->update (node, "test", load, tick));
{
auto member = c->member (node);
BEAST_EXPECT(static_cast<bool>(member));
BEAST_EXPECT(member->compare("test") == 0);
}
}
void
testConfigLoad ()
{
testcase ("Config Load");
auto c = std::make_unique <Cluster> (journal_);
// The servers on the network
std::vector<PublicKey> network;
while (network.size () != 8)
network.push_back (randomNode());
auto format = [](
PublicKey const &publicKey,
char const* comment = nullptr)
{
auto ret = toBase58(
TokenType::NodePublic,
publicKey);
if (comment)
ret += comment;
return ret;
};
Section s1;
// Correct (empty) configuration
BEAST_EXPECT(c->load (s1));
BEAST_EXPECT(c->size() == 0);
// Correct configuration
s1.append (format (network[0]));
s1.append (format (network[1], " "));
s1.append (format (network[2], " Comment"));
s1.append (format (network[3], " Multi Word Comment"));
s1.append (format (network[4], " Leading Whitespace"));
s1.append (format (network[5], " Trailing Whitespace "));
s1.append (format (network[6], " Leading & Trailing Whitespace "));
s1.append (format (network[7], " Leading, Trailing & Internal Whitespace "));
BEAST_EXPECT(c->load (s1));
for (auto const& n : network)
BEAST_EXPECT(c->member (n));
// Incorrect configurations
Section s2;
s2.append ("NotAPublicKey");
BEAST_EXPECT(!c->load (s2));
Section s3;
s3.append (format (network[0], "!"));
BEAST_EXPECT(!c->load (s3));
Section s4;
s4.append (format (network[0], "! Comment"));
BEAST_EXPECT(!c->load (s4));
// Check if we properly terminate when we encounter
// a malformed or unparseable entry:
auto const node1 = randomNode();
auto const node2 = randomNode ();
Section s5;
s5.append (format (node1, "XXX"));
s5.append (format (node2));
BEAST_EXPECT(!c->load (s5));
BEAST_EXPECT(!c->member (node1));
BEAST_EXPECT(!c->member (node2));
}
void
run() override
{
testMembership ();
testUpdating ();
testConfigLoad ();
}
};
BEAST_DEFINE_TESTSUITE(cluster,overlay,ripple);
} // tests
} // ripple